adjust 450 shocks

do you have a yfz or 450 r, we are talkin rear shock right???, just put a 450r on mine, i could go look for ya, if theres not notches in them for a spanner wrench, then a big cresent wrench will work, and since we're on the subject, does any one know or have a link to.. how to adjust the 2 screw settings (rebound and dampening) on the honda 450r
rear shock
 
yeah hard to get a pipe wrench on the front shocks might have to buy the right wrenches to tighten the 2 right